CN212056978U

CN212056978U - LED ceiling lamp capable of changing area of light-passing board

Info

Publication number: CN212056978U
Application number: CN201921727898.7U
Authority: CN
Inventors: 刘文香
Original assignee: Mingjing Lighting Zhongshan Co ltd
Current assignee: Yueying Innovation Technology Guangdong Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-12-01
Anticipated expiration: 2029-10-15

Abstract

The utility model relates to an illumination lamps and lanterns technical field specifically is a can change LED ceiling lamp of light-passing board area, which comprises a housin, the inside cavity that is provided with of casing, cavity top-down is equipped with light-emitting component in proper order, light-passing board and brightness adjusting mechanism, the light-passing board is located light-emitting component under and fixes on the casing, brightness adjusting mechanism includes baffle and pivot, the baffle level is horizontal in the below of light-passing board, and the baffle is equipped with four groups, four group's baffles are laminated mutually, the one end of pivot is driven by drive arrangement and is rotated, the other end of pivot runs through the baffle in proper order and fixes on the lateral wall of. The utility model relates to a rationally, easy operation uses through setting up baffle and pivot cooperation, and the pivot can drive the baffle rotatory to this changes the angle that baffle and vertical direction formed, thereby can change the area that shelters from of light-passing board, thereby has controlled illumination brightness, has certain practicality.

Description

LED ceiling lamp capable of changing area of light-passing board

Technical Field

The utility model relates to an illumination lamps and lanterns technical field specifically is a can change LED ceiling lamp of light-passing board area.

Background

The ceiling lamp is one of lamps, and the ceiling lamp is called as the ceiling lamp as the name suggests because the lamp top is relatively flat, and the bottom pastes on the roof completely during installation. The light source includes a common white bulb, a fluorescent lamp, a high-intensity gas discharge lamp, a halogen tungsten lamp, an LED, etc.

The most popular ceiling lamp in the market at present is the LED ceiling lamp, and the lamps and lanterns that often select for use in various places such as family, office, amusement and recreation place, but the LED ceiling lamp that has now mostly can only provide the light of a luminance and shine through the light-passing board, can not adjust to suitable illumination luminance according to people's demand. In view of this, we propose a LED ceiling lamp with a changeable light-transmitting plate area.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can change LED ceiling lamp of light-passing board area to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can change LED ceiling lamp of light-passing board area, which comprises a housin, the inside cavity that is provided with of casing, cavity top-down is equipped with light-emitting component, light-passing board and brightness control mechanism in proper order, the light-passing board is located light-emitting component under and through the fix with screw on the casing, brightness control mechanism includes baffle and pivot, the horizontal below at the light-passing board of baffle, and the baffle is equipped with four groups, and four groups of baffles are laminated mutually, the one end of pivot is driven by the drive arrangement and is rotated, the other end of pivot runs through the baffle in proper order and fixes on the lateral wall of casing through the bearing.

Preferably, establish in the front end lateral wall of casing and hold the chamber, it installs drive arrangement to hold the intracavity, drive arrangement includes drive shaft, conical gear A and the conical gear B who is connected with conical gear A meshing, conical gear B coaxial welding is in the drive shaft, drive shaft one end is passed through the bearing and is fixed on the casing, the drive shaft other end runs through the lateral wall that holds chamber and casing and is connected with the change, be equipped with positioning mechanism between change and the casing.

Preferably, positioning mechanism establishes the T shape mount pad in the drive shaft outside including the cover, the one end that the drive shaft is close to the change is equipped with the constant head tank that is the annular array and distributes, the inside and constant head tank corresponding position of T shape mount pad is equipped with the recess, install reset spring and the spacing ball of joint in the constant head tank in proper order in the recess, reset spring one end bonds on the recess diapire, the reset spring other end and spacing ball fixed connection.

Preferably, the front end and the rear end of the baffle are symmetrically provided with sliding grooves, and the side wall of the cavity is convexly provided with arc-shaped guide seats inserted in the sliding grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up spacing ball and constant head tank cooperation and using, can be so that reach the effect of quick locking between drive shaft and the T type mount pad to be convenient for holistic operation. The arc-shaped guide seat and the sliding groove are matched for use, so that on one hand, the guide and limiting effects are achieved, and the baffle cannot deviate in the rotating process; on the other hand, the baffle plate is more tightly attached to the side wall of the shell, so that light can be prevented from overflowing from the shielded place;

2. the utility model discloses novel structure, reasonable in design, easy operation uses through setting up baffle and pivot cooperation, and the pivot can drive the baffle rotation to this changes the angle that baffle and vertical direction formed, thereby can change the area that shelters from of light-passing board, thereby has controlled illumination brightness, has certain practicality.

Drawings

Fig. 1 is a top view of the structure of the present invention;

fig. 2 is a front view of the structure of the present invention;

fig. 3 is an enlarged schematic view of region a in fig. 1.

In the figure: the device comprises a shell 1, a cavity 101, an accommodating cavity 102, an arc-shaped guide seat 103, a baffle 2, a sliding chute 201, a rotating shaft 3, a light-transmitting plate 4, a driving shaft 5, a positioning groove 501, a conical gear A6, a conical gear B7, a T-shaped mounting seat 8, a groove 801, a limiting ball 9, a return spring 10 and a rotary ring 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a can change LED ceiling lamp of light-passing board area, which comprises a

housin

1, 1 inside cavity 101 that is provided with of casing, cavity 101 top-down is equipped with light-emitting component in proper order, light-passing board 4 and brightness adjusting mechanism, light-passing board 4 is located light-emitting component under and through the fix with screw on casing 1, brightness adjusting mechanism includes baffle 2 and

pivot

3, 2 levels of baffle are horizontal in the below of light-passing board 4, the lateral wall of baffle 2 is circular-arcly, it is free to set up the baffle 2 activity of being convenient for like this. And baffle 2 is equipped with four groups, and four group's baffles 2 are laminated each other, and the one end of pivot 3 is driven by drive arrangement and is driven rotatoryly, and the other end of pivot 3 runs through baffle 2 in proper order and fixes on the lateral wall of casing 1 through the bearing. Through setting up

baffle

2 and 3 cooperations of pivot and using, pivot 3 can drive baffle 2 rotatory to this changes the angle that baffle 2 and vertical direction formed, thereby can change the area that shelters from of light-passing board, thereby has controlled illumination brightness, has reduced candela.

As shown in fig. 1 and 2, a containing cavity 102 is formed in the front end side wall of the housing 1, a driving device is installed in the containing cavity 102, the driving device comprises a driving shaft 5, a bevel gear a6 and a bevel gear B7 meshed with the bevel gear a6, the bevel gear B7 is coaxially welded on the driving shaft 5, one end of the driving shaft 5 is fixed on the housing 1 through a bearing, the other end of the driving shaft 5 penetrates through the containing cavity 102 and the side wall of the housing 1 and is fixedly connected with a rotating ring 11 through a screw, and a positioning mechanism is arranged between the rotating ring 11 and the housing 1. By rotating the driving shaft 5, the driving shaft 5 drives the four groups of conical gears B7 coaxially welded with the driving shaft to rotate, and the conical gear B7 drives the conical gear a6 in meshed connection with the driving shaft to rotate, so that the rotating shaft 3 drives the baffle 2 to rotate along with the rotation of the conical gear a 6.

As shown in fig. 1 and fig. 3, the positioning mechanism includes a T-shaped mounting seat 8 sleeved outside the driving shaft 5, and the T-shaped mounting seat 8 is fixedly mounted on the side wall of the housing 1 through screws. The one end that drive shaft 5 is close to change 11 is equipped with the constant head tank 501 that is the annular array and distributes, and the inside corresponding position with constant head tank 501 of T shape mount pad 8 is equipped with recess 801, installs reset spring 10 and the spacing ball 9 of joint in constant head tank 501 in proper order in the recess 801, and reset spring 10 one end bonds on recess 801 diapire, and the reset spring 10 other end and spacing ball 9 fixed connection, this fixed mode are for bonding. When the positioning slot 501 on the driving shaft 5 is just at the position of the groove 801, the limit ball 9 is just inserted into the positioning slot 501 under the action of the return spring 10. Through setting up spacing ball 9 and constant head tank 501 cooperation use, can be so that reach the effect of quick locking between drive shaft 5 and the T type mount pad 8 to be convenient for holistic operation.

As shown in fig. 2, the front and rear ends of the baffle 2 are symmetrically provided with sliding grooves 201, and the side wall of the cavity 101 is protrudingly provided with arc-shaped guide seats 103 inserted in the sliding grooves 201. The arc-shaped guide seat 103 and the sliding groove 201 are matched for use, so that on one hand, the guide and limiting effects are achieved, and the baffle 2 cannot deviate in the rotating process; on the other hand, the baffle 2 is attached to the side wall of the shell 1 more tightly, and light overflow at the sheltered place is prevented.

The working principle is as follows: when the product is used, firstly, the driving shaft 5 is rotated by the rotating ring 11, the driving shaft 5 drives the four groups of conical gears B7 coaxially welded with the driving shaft to rotate, and the conical gear B7 drives the conical gear A6 in meshed connection with the driving shaft to rotate, so that the rotating shaft 3 drives the baffle plate 2 to rotate along with the rotation of the conical gear A6. The angle formed by the baffle 2 and the vertical direction is changed, so that the shielding area of the light-transmitting plate can be changed, and the illumination brightness is controlled.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can change LED ceiling lamp of light-passing board area, includes casing (1), casing (1) inside is provided with cavity (101), cavity (101) top-down is equipped with light-emitting component, light-passing board (4) and luminance adjustment mechanism, its characterized in that in proper order: light-passing board (4) are located light-emitting component under and through the fix with screw on casing (1), brightness control mechanism includes baffle (2) and pivot (3), baffle (2) level is horizontal in the below of light-passing board (4), and baffle (2) are equipped with four groups, and four groups of baffles (2) are laminated mutually, the one end of pivot (3) is driven by drive arrangement and is rotated, the other end of pivot (3) runs through baffle (2) in proper order and fixes on the lateral wall of casing (1) through the bearing.

2. The LED ceiling lamp capable of changing the area of the light-transmitting plate according to claim 1, characterized in that: establish in the front end lateral wall of casing (1) and hold chamber (102), install drive arrangement in holding chamber (102), drive arrangement includes drive shaft (5), conical gear A (6) and conical gear B (7) of being connected with conical gear A (6) meshing, conical gear B (7) coaxial welding is on drive shaft (5), drive shaft (5) one end is passed through the bearing and is fixed on casing (1), drive shaft (5) other end runs through the lateral wall that holds chamber (102) and casing (1) and is connected with swivel (11), be equipped with positioning mechanism between swivel (11) and casing (1).

3. The LED ceiling lamp capable of changing the area of the light-transmitting plate according to claim 2, characterized in that: positioning mechanism establishes T shape mount pad (8) in the drive shaft (5) outside including the cover, the one end that drive shaft (5) are close to swivel (11) is equipped with constant head tank (501) that is the annular array and distributes, T shape mount pad (8) are inside to be equipped with recess (801) with constant head tank (501) corresponding position, install reset spring (10) and joint spacing ball (9) in constant head tank (501) in proper order in recess (801), reset spring (10) one end bonds on recess (801) diapire, reset spring (10) other end and spacing ball (9) fixed connection.

4. The LED ceiling lamp capable of changing the area of the light-transmitting plate according to claim 1, characterized in that: the front end and the rear end of the baffle (2) are symmetrically provided with sliding grooves (201), and the side wall of the cavity (101) is convexly provided with an arc-shaped guide seat (103) which is inserted into the sliding grooves (201).